Walnuts are a nutritious snack that packs a variety of health benefits. Beyond being tasty, they are loaded with heart-healthy fats. --- Nutrition Overview (Per 1 oz) - Calories: 183 - Fat: 18g (mostly polyunsaturated) - Low in carbs (3.8g) - Rich in fiber: 1.9g - Protein: 4.3g - GI ~1